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Study on several problems of oceanic gas hydrate reservoir exploitation

Bai Huyu,Li Qingping

Strategic Study of CAE 2011, Volume 13, Issue 5,   Pages 103-112

Abstract: natural gas hydrate reservoir, similarity principle of gas hydrate physical simulation and exploitation methodFor a single gas hydrate reservoir exploited only by depressurization, the study shows that water freezingThe combination method of warn water flooding with depressurization is proposed, which can comprehensivelyutilize the advantage of thermal stimulation and depressurization.The method is characterized by a long stable gas production period with a high gas rate.

Keywords： natural gas hydrate     depressurization     combination method of warm water flooding with depressurization    

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Research and practice of layered cross cyclic injectionproduction water flooding technology in ultrahigh water cut stage

Jiang Zhenhai

Strategic Study of CAE 2012, Volume 14, Issue 4,   Pages 77-82

Abstract:

Aiming at the remaining oil distribution feature in ultrahigh waterOilfield, guided by the hydrodynamic principle, based on the practical experience and analysis of cyclic waterflooding in combination with numerical simulation, cyclic water flooding and various parameters are

Keywords： cyclic water flooding     cyclic production     method optimization     parameters optimization    

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Microseismic monitoring application for waterflooding in No.6 oil reservior of Yanchang Oilfield

Hao Shiyan,Wang Yongdong

Strategic Study of CAE 2012, Volume 14, Issue 4,   Pages 8-11

Abstract: oilfield injection wells because the transfer group and the leading edge of microseismic monitoring of waterYanchang Oil Field Oil Production Plant 4237 Zichang water injection wells set the direction of NEE to

Keywords： Yanchang Oilfield     water-flooding extraction     microseismic monitoring     water-flood front    

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New method for efficient control of hydrogen sulfide and methane in gravity sewers: Combination of NaOH

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 6, doi: 10.1007/s11783-021-1509-0

Abstract:

• The combination of NaOH and nitrite was used to control harmful gas

Keywords： Sewer corrosion     Sulfide control     Combination treatment     NaOH     Nitrite    

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The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 13-19

Abstract: features of abundant water, high pressure,large scale and complicated filling medium.The conventional grouting method is affected by inhomogeneity stratum, the choices of material and techniqueIt will generate large-scale water and mud outburst which cause a disaster.By tackling key problems in science and technology, adopting the energesis and depressurization technologyThe energesis and depressurization technology is adopting arranged and purposeful cccurate–blasting

Keywords： filling solution cavity of high pressure and rich water     the energesis and depressurization technology    

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Adsorption in combination with ozonation for the treatment of textile waste water: a critical review

Shraddha Khamparia,Dipika Kaur Jaspal

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 1, doi: 10.1007/s11783-017-0899-5

Abstract: A combination of adsorption with ozonation proved best for dye removal.Toxicity of the textile effluents can be remarkably reduced by combined method.amount of recalcitrant unfixed dyes which are regarded as emerging contaminants in the field of waste waterThe review summarizes dye removal study by a combination of ozonation and adsorption methods.of ozone and a catalyst/adsorbent, there is high possibility of total elimination of dyes from waste water

Keywords： Adsorption     Ozonation     Catalytic Ozonation     Textile dyes     Mineralization    

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Level set band method: A combination of density-based and level set methods for the topology optimization

Peng WEI, Wenwen WANG, Yang YANG, Michael Yu WANG

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 3,   Pages 390-405 doi: 10.1007/s11465-020-0588-0

Abstract: The level set method (LSM), which is transplanted from the computer graphics field, has been successfullyIn this study, a level set band method is proposed to overcome this drawback in handling topology changesby incorporating one parameter, namely, level set band, to seamlessly combine LSM and density-based methodThe proposed method demonstrates a flexible topology change by applying a certain size of the level setThe method is easy to implement for improving existing LSMs and does not require the introduction of

Keywords： level set method     topology optimization     density-based method     level set band    

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Using waterflood front monitoring to track the speed of water flow drive

Yang Zhidong,Zhou Jinyan,Chang Zhiyong,Zhang Jinrong,Han Mingyi

Strategic Study of CAE 2012, Volume 14, Issue 4,   Pages 31-33

Abstract: It concludes that microseismic monitoring is capable of detecting locations of water flow drive, which

Keywords： water-flooding monitoring     main direction of flooding     injection control    

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Full-scale site evaluation of ventilation expressway embankments underlain by warm permafrost along the

Frontiers of Structural and Civil Engineering   Pages 1047-1059 doi: 10.1007/s11709-023-0034-6

Abstract: Ventilation embankments, including those with forced ventilation, natural ventilation, and combinationof these, were adopted for the construction of the Gonghe−Yushu Expressway in warm permafrost areas.

Keywords： warm permafrost     expressway     ventilation embankments     temperature field    

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A combination of damage locating vector method (DLV) and differential evolution algorithm (DE) for structural

T. NGUYEN-THOI, A. TRAN-VIET, N. NGUYEN-MINH, T. VO-DUY, V. HO-HUU

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 1,   Pages 92-108 doi: 10.1007/s11709-016-0379-1

Abstract: In this study, a two-stage method is presented for identifying multiple damage scenarios.In the first stage, the damage locating vector (DLV) method using normalized cumulative energy ( ) isThe numerical results show that the proposed combination gives good assessment of damage location and

Keywords： damage assessment     damage locating vector method (DLV)     differential evolution (DE)     multiple damage location    

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Stability analysis of a high loess slope reinforced by the combination system of soil nails and stabilization

Jiu-jiang WU,Qian-gong CHENG,Xin LIANG,Jian-Lei CAO

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 252-259 doi: 10.1007/s11709-014-0260-z

Abstract: utilizing the finite element software of PLAXIS 8.5, the behavior of a high loess slope reinforced by the combinationCompared to the results from the Sweden circular slip surface, the data derived from the method of phistabilization pile, and the data turns to be small when the slope is strengthened by soil nails or the combination

Keywords： high loess slope     CSNSP     PLAXIS     phi/c strength reduction method     Sweden circular slip surface    

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analysis of impact of green stormwater infrastructures on combined sewer overflow control and urban flooding

Jinsong Tao, Zijian Li, Xinlai Peng, Gaoxiang Ying

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 4, doi: 10.1007/s11783-017-0952-4

Abstract: To quantitatively evaluate the performance of GSI systems on CSO and urban flooding control, USEPA-Stormwaterpercentages of stormwater runoff transported from impervious surfaces to the GSI systems on CSO and urban floodingHowever, GSI systems are not suitable for the flooding control purpose in PSW45 due to the high occurrencepossibility of urban flooding during or after high intensity events where GSI systems have relatively

Keywords： Green stormwater infrastructure (GSI)     Combined sewer overflows (CSOs)     Urban flooding     Low impact development    

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coagulation-hydrolysis acidification-dynamic membrane bioreactor system for treatment of oilfield polymer-flooding

Xue Shen, Lei Lu, Baoyu Gao, Xing Xu, Qinyan Yue

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 1, doi: 10.1007/s11783-019-1093-8

Abstract:

• We created a combined system for treating oilfield polymer-flooding

Keywords： Coagulation     Hydrolysis acidification     Dynamic membrane bioreactor     Polymer flooding    

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Determination of the principal factors of river water quality through cluster analysis method and its

Liang GUO, Ying ZHAO, Peng WANG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 2,   Pages 238-245 doi: 10.1007/s11783-011-0382-7

Abstract: analysis of the weight relation between influencing factors and forecasting object using cluster analysis methodIt was shown that application of the principal factors in water quality prediction model can improveThis methodology is also applicable to various water quality prediction targets of other water bodies

Keywords： water quality forecast     principal factor     cluster analysis method     artificial neural network    

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Immunotherapy-based combination strategies for treatment of gastrointestinal cancers: current status

Chenfei Zhou, Jun Zhang

Frontiers of Medicine 2019, Volume 13, Issue 1,   Pages 12-23 doi: 10.1007/s11684-019-0685-9

Abstract: Given the different mechanisms, oncologists have focused on determining whether ICIs-based combination

Keywords： gastrointestinal cancer     immune checkpoint inhibitor     combination therapy    

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Title Author Date Type Operation

Study on several problems of oceanic gas hydrate reservoir exploitation

Bai Huyu,Li Qingping

Journal Article

Research and practice of layered cross cyclic injectionproduction water flooding technology in ultrahigh water cut stage

Jiang Zhenhai

Journal Article

Microseismic monitoring application for waterflooding in No.6 oil reservior of Yanchang Oilfield

Hao Shiyan,Wang Yongdong

Journal Article

New method for efficient control of hydrogen sulfide and methane in gravity sewers: Combination of NaOH

Journal Article

The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Journal Article

Adsorption in combination with ozonation for the treatment of textile waste water: a critical review

Shraddha Khamparia,Dipika Kaur Jaspal

Journal Article

Level set band method: A combination of density-based and level set methods for the topology optimization

Peng WEI, Wenwen WANG, Yang YANG, Michael Yu WANG

Journal Article

Using waterflood front monitoring to track the speed of water flow drive

Yang Zhidong,Zhou Jinyan,Chang Zhiyong,Zhang Jinrong,Han Mingyi

Journal Article

Full-scale site evaluation of ventilation expressway embankments underlain by warm permafrost along the

Journal Article

A combination of damage locating vector method (DLV) and differential evolution algorithm (DE) for structural

T. NGUYEN-THOI, A. TRAN-VIET, N. NGUYEN-MINH, T. VO-DUY, V. HO-HUU

Journal Article

Stability analysis of a high loess slope reinforced by the combination system of soil nails and stabilization

Jiu-jiang WU,Qian-gong CHENG,Xin LIANG,Jian-Lei CAO

Journal Article

analysis of impact of green stormwater infrastructures on combined sewer overflow control and urban flooding

Jinsong Tao, Zijian Li, Xinlai Peng, Gaoxiang Ying

Journal Article

coagulation-hydrolysis acidification-dynamic membrane bioreactor system for treatment of oilfield polymer-flooding

Xue Shen, Lei Lu, Baoyu Gao, Xing Xu, Qinyan Yue

Journal Article

Determination of the principal factors of river water quality through cluster analysis method and its

Liang GUO, Ying ZHAO, Peng WANG

Journal Article

Immunotherapy-based combination strategies for treatment of gastrointestinal cancers: current status

Chenfei Zhou, Jun Zhang

Journal Article